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| Spec | xAI |
|---|---|
| Context | 500K |
| License | |
| Cheapest hosted (out/1M) | $6.00 · xAI |
| Released | Sep 21, 2026 |
| LiveBench | 77.4 |
| LiveBench Agentic Coding | 53.99 |
| LiveBench Coding | 77.16 |
| LiveBench Data Analysis | 76.88 |
| LiveBench Instruction Following | 75.28 |
| LiveBench Language | 80.14 |
| LiveBench Mathematics | 95.68 |
| LiveBench Reasoning | 82.65 |
| Arena Agent | 16th of 55 |
| Arena Agent · Recoverygets back on track after a command fails | 16th of 55 |
| Arena Agent · Steerabilitydoes what it was asked, and changes course when told | 32nd of 55 |
| Arena Agent · Task outcomefinishes what the session set out to do | 8th of 55 |
| Arena Agent · Tool usereaches for the right one, and does not invent one | 9th of 55 |
| Arena Coding | 1488 |
| Arena Creative Writing | 1427 |
| Arena Hard Prompts | 1457 |
| Arena Instruction Following | 1437 |
| Arena Maths | 1423 |
| Arena Text (overall) | 1439 |
| Arena Code (WebDev) | 1629 |
